With more than 200 members, ESA represents a diverse group of companies, including independent power producers, electric utilities, energy service companies, financiers, insurers, law firms, installers, manufacturers, component suppliers and integrators involved in deploying energy storage systems around the globe. Interested in becoming a member?
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Leadership Circle Members

Able Grid
    BlackRock Renewable Power
      Con Edison Battery Storage
        Doosan GridTech
          Duke
            EDF
              EnCap Investments L.P.
                Eos Energy Storage
                  Fluence
                    GE Renewable Energy
                      Google
                        Highview Power Storage
                          Key Capture Energy
                            LG Solution, Ltd
                              Lockheed Martin Energy
                                McCarthy Building Companies, Inc.
                                  Mortenson
                                    National Grid
                                      New York Power Authority (NYPA)
                                        NextEra Energy, Inc.
                                          Powin Energy
                                            PPL Corporation
                                              RWE
                                                Rye Development
                                                  Samsung SDI
                                                    Stem Inc.
                                                      Swinerton Renewable Energy
                                                        Wärtsilä

                                                          Full Members

                                                          174 Power Global
                                                            8Minute Solar Energy
                                                              Advanced Energy
                                                                AES Corporation
                                                                  Agilitas Energy, LLC
                                                                    Amazon Web Services
                                                                    • Policy Partner
                                                                    Ameresco, Inc.
                                                                      American Fire Technologies
                                                                        Argonne National Laboratory
                                                                          Ascend Analytics
                                                                            Aypa
                                                                              Baker Hughes
                                                                                BayWa RE
                                                                                  Berkshire Hathaway Energy
                                                                                    Black & Veatch
                                                                                      Black Mountain Metals
                                                                                        Blymyer Engineers, Inc
                                                                                          BrightNight
                                                                                            Broad Reach Power
                                                                                              California Independent System Operator
                                                                                                Call2Recycle, Inc.
                                                                                                  Catalyze
                                                                                                    Citizens Energy Corporation
                                                                                                      Clean Feet Investers I, LLC
                                                                                                        CleanCapital
                                                                                                          Coffman Engineers
                                                                                                            ConnectGen LLC
                                                                                                              Connexus Energy
                                                                                                                Convergent Energy + Power
                                                                                                                  CS Energy
                                                                                                                    CSA Group
                                                                                                                      Customized Energy Solutions, LTD.
                                                                                                                      • Sponsorship Partner
                                                                                                                      Danfoss Drives
                                                                                                                        Delorean Power LLC
                                                                                                                          DG Power LLC
                                                                                                                            Dimension Renewable Energy
                                                                                                                              DNV Energy
                                                                                                                                Dynapower Company LLC
                                                                                                                                  East Penn
                                                                                                                                    East Point Energy
                                                                                                                                      Ecoplexus
                                                                                                                                        Eneon-ES
                                                                                                                                          Energy Fairness
                                                                                                                                            Energy Intelligence Partners
                                                                                                                                              Energy Safety Response Group
                                                                                                                                                EnergyDome
                                                                                                                                                  Enertis Solar Inc
                                                                                                                                                    ENGIE North America
                                                                                                                                                      Enphase Energy
                                                                                                                                                        Eos Energy Storage
                                                                                                                                                          EPC Power Corp
                                                                                                                                                            EPRI
                                                                                                                                                              Eskom Holdings SOC Limited
                                                                                                                                                                EsVolta LP
                                                                                                                                                                  Eversheds Sutherland LLP
                                                                                                                                                                    Eversource Energy
                                                                                                                                                                    • Policy Partner
                                                                                                                                                                    Exchanger Industries Ltd.
                                                                                                                                                                      Exelon Utilities
                                                                                                                                                                      • Policy Partner
                                                                                                                                                                      FastGrid
                                                                                                                                                                        FlexGen
                                                                                                                                                                          Forefront Power Development
                                                                                                                                                                            Geenex Solar
                                                                                                                                                                              GEG Renewables
                                                                                                                                                                                GlidePath Power Solutions
                                                                                                                                                                                  Green Power EMC
                                                                                                                                                                                    Hecate Grid LLC
                                                                                                                                                                                      HGP Storage
                                                                                                                                                                                        Hydrostor
                                                                                                                                                                                          Hyosung Corporation
                                                                                                                                                                                            IHI Energy Storage
                                                                                                                                                                                              Imperial Irrigation District
                                                                                                                                                                                                Intertek Testing Services, NA
                                                                                                                                                                                                  Jupiter Power LLC
                                                                                                                                                                                                    K&L Gates
                                                                                                                                                                                                      Kilpatrick Townsend & Stockton LLP
                                                                                                                                                                                                        Kirkland & Ellis LLP
                                                                                                                                                                                                          KORE Power
                                                                                                                                                                                                          • Policy Partner
                                                                                                                                                                                                          Lawrence Berkeley National Laboratory
                                                                                                                                                                                                            LCEC
                                                                                                                                                                                                              Leeward Renewable Energy
                                                                                                                                                                                                                LevelTen Energy
                                                                                                                                                                                                                  Leyline Renewable Capital
                                                                                                                                                                                                                    Li-Ion Tamer
                                                                                                                                                                                                                      Lightsource Renewable Energy
                                                                                                                                                                                                                        Longitude 122 West
                                                                                                                                                                                                                          LS Energy Solutions
                                                                                                                                                                                                                            LS Power Development
                                                                                                                                                                                                                              Malta
                                                                                                                                                                                                                                MAP Energy
                                                                                                                                                                                                                                  Massachusetts Clean Energy Center (MassCEC)
                                                                                                                                                                                                                                    Mitsubishi Electric Power Products, Inc.
                                                                                                                                                                                                                                      Mitsubishi Power Americas
                                                                                                                                                                                                                                        Momentum Energy Storage Partners
                                                                                                                                                                                                                                          MPINarada
                                                                                                                                                                                                                                            Mustang Prairie Energy
                                                                                                                                                                                                                                              National Energy Technology Laboratory
                                                                                                                                                                                                                                                National Rural Utilities Cooperative Finance Corporation (CFC)
                                                                                                                                                                                                                                                  New England Battery Storage
                                                                                                                                                                                                                                                    Nidec Industrial Solutions
                                                                                                                                                                                                                                                      North American Development Bank
                                                                                                                                                                                                                                                        Northeast-Western Energy Systems
                                                                                                                                                                                                                                                          Norton Rose Fulbright
                                                                                                                                                                                                                                                            Oncor
                                                                                                                                                                                                                                                              Open Road Renewables
                                                                                                                                                                                                                                                                Pacific Gas and Electric Company
                                                                                                                                                                                                                                                                  Pacific Northwest National Laboratory
                                                                                                                                                                                                                                                                    Peak Power
                                                                                                                                                                                                                                                                      Pierce Atwood LLP
                                                                                                                                                                                                                                                                        Pine Gate Renewables
                                                                                                                                                                                                                                                                        • Policy Partner
                                                                                                                                                                                                                                                                        Plus Power
                                                                                                                                                                                                                                                                        • Policy Partner
                                                                                                                                                                                                                                                                        Power Edison
                                                                                                                                                                                                                                                                          Rappahannock Electric Cooperative
                                                                                                                                                                                                                                                                            Redeux Energy
                                                                                                                                                                                                                                                                              Revterra
                                                                                                                                                                                                                                                                                Roland Berger LLC
                                                                                                                                                                                                                                                                                  Salt River Project
                                                                                                                                                                                                                                                                                    Sandia National Laboratories
                                                                                                                                                                                                                                                                                      Savion, LLC
                                                                                                                                                                                                                                                                                        Shell New Energies US
                                                                                                                                                                                                                                                                                          Sinexcel
                                                                                                                                                                                                                                                                                            SK Innovation
                                                                                                                                                                                                                                                                                              SMA - America
                                                                                                                                                                                                                                                                                                Sound Grid Partners
                                                                                                                                                                                                                                                                                                  Southern Company
                                                                                                                                                                                                                                                                                                    Standard Solar
                                                                                                                                                                                                                                                                                                    • Policy Partner
                                                                                                                                                                                                                                                                                                    Stantec
                                                                                                                                                                                                                                                                                                      Sterling Municipal Light Company
                                                                                                                                                                                                                                                                                                        Stifel
                                                                                                                                                                                                                                                                                                          StorEn Technologies Inc.
                                                                                                                                                                                                                                                                                                            Strata Solar
                                                                                                                                                                                                                                                                                                              Sungrow
                                                                                                                                                                                                                                                                                                                Sunnova
                                                                                                                                                                                                                                                                                                                  SV Pathfinders
                                                                                                                                                                                                                                                                                                                    Tennessee Valley Authority
                                                                                                                                                                                                                                                                                                                      TerraPower
                                                                                                                                                                                                                                                                                                                        UL
                                                                                                                                                                                                                                                                                                                          Vesper Energy
                                                                                                                                                                                                                                                                                                                            Vinson & Elkins LLP
                                                                                                                                                                                                                                                                                                                              Viridity Energy
                                                                                                                                                                                                                                                                                                                                VRB Energy
                                                                                                                                                                                                                                                                                                                                  WattsUp Power A/S
                                                                                                                                                                                                                                                                                                                                    WEG Electric Corp
                                                                                                                                                                                                                                                                                                                                      Wellhead Electric Company
                                                                                                                                                                                                                                                                                                                                        Westwood Professional Services

                                                                                                                                                                                                                                                                                                                                          Associate Members

                                                                                                                                                                                                                                                                                                                                          Battery Council International
                                                                                                                                                                                                                                                                                                                                          • Organizational
                                                                                                                                                                                                                                                                                                                                          California Energy Storage Alliance
                                                                                                                                                                                                                                                                                                                                          • Organizational
                                                                                                                                                                                                                                                                                                                                          Consortium for Battery Innovation
                                                                                                                                                                                                                                                                                                                                          • Organizational
                                                                                                                                                                                                                                                                                                                                          Edison Electric Institute
                                                                                                                                                                                                                                                                                                                                          • Organizational
                                                                                                                                                                                                                                                                                                                                          Energy Storage Canada
                                                                                                                                                                                                                                                                                                                                          • Organizational
                                                                                                                                                                                                                                                                                                                                          North Carolina Sustainable Energy Association
                                                                                                                                                                                                                                                                                                                                          • Organizational

                                                                                                                                                                                                                                                                                                                                          Board Member

                                                                                                                                                                                                                                                                                                                                          Amazon Web Services
                                                                                                                                                                                                                                                                                                                                          • Policy Partner
                                                                                                                                                                                                                                                                                                                                          Ameresco, Inc.
                                                                                                                                                                                                                                                                                                                                            Duke
                                                                                                                                                                                                                                                                                                                                              ENGIE North America
                                                                                                                                                                                                                                                                                                                                                Fluence
                                                                                                                                                                                                                                                                                                                                                  GE Renewable Energy
                                                                                                                                                                                                                                                                                                                                                    Highview Power Storage
                                                                                                                                                                                                                                                                                                                                                      Key Capture Energy
                                                                                                                                                                                                                                                                                                                                                        LS Energy Solutions
                                                                                                                                                                                                                                                                                                                                                          National Rural Utilities Cooperative Finance Corporation (CFC)
                                                                                                                                                                                                                                                                                                                                                            NextEra Energy, Inc.
                                                                                                                                                                                                                                                                                                                                                              Plus Power
                                                                                                                                                                                                                                                                                                                                                              • Policy Partner
                                                                                                                                                                                                                                                                                                                                                              Power Edison
                                                                                                                                                                                                                                                                                                                                                                Rappahannock Electric Cooperative
                                                                                                                                                                                                                                                                                                                                                                  Roland Berger LLC
                                                                                                                                                                                                                                                                                                                                                                    RWE

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